In Pics: What happened across the world on April 23

Bangalore, April 23: The hunt for the missing Malaysia Airlines jet will soon deploy more powerful sonar equipment that can delve deeper as the current search of the most likely crash site in the Indian Ocean has failed to yield any clues, Australia's defense minister said on Wednesday.

Meanwhile the confirmed death toll from the South Korean ferry disaster rose to 156 on Wednesday, but there were many more bodies left to be retrieved as divers swam through tight, dark rooms and passageways to search for nearly 170 people who are still missing.

OneIndia brings to you news from across the world in pictures.

Debris of MH 370 still not found

In this map provided by the Joint Agency Coordination Centre, details are presented in the search for the missing Malaysia Airlines Flight 370 in the southern Indian Ocean. The hunt for the missing Malaysia Airlines jet will likely soon deploy more powerful sonar equipment.

Relatives grieve for their loved ones

A mourner weeps as she pays tribute to the victims of the sunken ferry Sewol, at a gymnasium in Ansan, South Korea. The confirmed death toll from the South Korean ferry disaster rose to 153.

Lebanese residents flee from their homes

Lebanese citizens who fled their houses from the Lebanese-Syrian border village of Tfail, sit on a pickup as they pass next of Lebanese soldiers on their way back home, in the Ras al-Haref mountains which link to Tfail village, eastern Lebanon.

Devotees celebrate Nepalese New Year

A Nepalese Hindu devotee lights an oil lamp during the last day of a Mahayagya, holy rituals that last for seven days, near Pashupatinath temple in Katmandu, Nepal.

Hi-tech projects for wounded soldiers

Kapil D. Katyal, an engineer at Johns Hopkins, demonstrates a robotic hand as the Defense Advanced Research Projects Agency, DARPA, displays the latest high-tech projects being developed for wounded soldiers.

Let me score a goal!

Atletico's Diego, right, goes for the ball with Chelsea's Frank Lampard during the Champions League semifinal first leg soccer match between Atletico Madrid and Chelsea at the Vicente Calderon stadium in Madrid, Spain.